linux-kernel - [PATCH 0/3] Adding brcmstb-hwspinlock support

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Message-Id: <20250929200628.3699525-1-kamal.dasu@broadcom.com>
Date: Mon, 29 Sep 2025 16:06:23 -0400
From: Kamal Dasu <kamal.dasu@...adcom.com>
To: bcm-kernel-feedback-list@...adcom.com,
	andersson@...nel.org,
	baolin.wang@...ux.alibaba.com,
	robh@...nel.org,
	krzk+dt@...nel.org,
	conor+dt@...nel.org,
	florian.fainelli@...adcom.com
Cc: linux-remoteproc@...r.kernel.org,
	devicetree@...r.kernel.org,
	linux-arm-kernel@...ts.infradead.org,
	linux-kernel@...r.kernel.org,
	Kamal Dasu <kamal.dasu@...adcom.com>
Subject: [PATCH 0/3] Adding brcmstb-hwspinlock support

This is standalone patch for the harware semaphore feature for
brcnstb SoCs. The initial patch was sent as part of different patch
set shown below. That was not accepted, however the hwspinlock feature
is geenric for all brcmstb SoCs.

Intial patch:
url:    https://github.com/intel-lab-lkp/linux/commits/Kamal-Dasu/dt-bindings-brcmstb-hwspinlock-support-for-hwspinlock/20250712-034624
base:   https://git.kernel.org/pub/scm/linux/kernel/git/robh/linux.git for-next
patch link:    https://lore.kernel.org/r/20250711154221.928164-4-kamal.dasu%40broadcom.com
patch subject: [PATCH 2/4] hwspinlock: brcmstb hardware semaphore support

All the review comments and build warning have been fixed in the current version.

Kamal Dasu (3):
  dt-bindings: hwlock:  Adding brcmstb-hwspinlock support
  hwspinlock: brcmstb hardware semaphore support
  MAINTAINERS: adding entry for BRCMSTB HWSPINLOCK driver

 .../hwlock/brcm,brcmstb-hwspinlock.yaml       | 36 +++++++
 MAINTAINERS                                   |  8 ++
 drivers/hwspinlock/Kconfig                    |  9 ++
 drivers/hwspinlock/Makefile                   |  1 +
 drivers/hwspinlock/brcmstb_hwspinlock.c       | 98 +++++++++++++++++++
 5 files changed, 152 insertions(+)
 create mode 100644 Documentation/devicetree/bindings/hwlock/brcm,brcmstb-hwspinlock.yaml
 create mode 100644 drivers/hwspinlock/brcmstb_hwspinlock.c

-- 
2.34.1